[ovs-dev] [PATCH] FAQ: Mention kernel support for MPLS in Open vSwitch 2.4.
Simon Horman
horms at verge.net.au
Thu Aug 14 21:02:56 UTC 2014
On Thu, Aug 14, 2014 at 11:17:30AM -0700, Ben Pfaff wrote:
> The recent mailing list thread about MPLS reminded me that the FAQ needs an
> update.
>
> CC: Simon Horman <horms at verge.net.au>
> Signed-off-by: Ben Pfaff <blp at nicira.com>
Acked-by: Simon Horman <horms at verge.net.au>
> ---
> FAQ | 14 ++++++++------
> 1 file changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/FAQ b/FAQ
> index 3470983..d98c091 100644
> --- a/FAQ
> +++ b/FAQ
> @@ -1239,12 +1239,14 @@ A: Before version 1.11, Open vSwitch did not support MPLS. That is,
> packet. Kernel datapath support is unchanged from earlier
> versions.
>
> - Open vSwitch version 2.2 will be able to match, push, or pop up to
> - 3 MPLS labels. Looking past MPLS labels into the encapsulated
> - packet will still be unsupported. Both userspace and kernel
> - datapaths will be supported, but MPLS processing always happens in
> - userspace either way, so kernel datapath performance will be
> - disappointing.
> + Open vSwitch version 2.3 can match, push, or pop up to 3 MPLS
> + labels. Looking past MPLS labels into the encapsulated packet will
> + still be unsupported. Both userspace and kernel datapaths will be
> + supported, but MPLS processing always happens in userspace either
> + way, so kernel datapath performance will be disappointing.
> +
> + Open vSwitch version 2.4 will have kernel support for MPLS,
> + yielding improved performance.
>
> Q: I'm getting "error type 45250 code 0". What's that?
>
> --
> 1.9.1
>
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